namespace System.Reactive.Joins { public class Pattern<TSource1, TSource2, TSource3, TSource4, TSource5> : Pattern { internal IObservable<TSource1> First { get; } internal IObservable<TSource2> Second { get; } internal IObservable<TSource3> Third { get; } internal IObservable<TSource4> Fourth { get; } internal IObservable<TSource5> Fifth { get; } internal Pattern(IObservable<TSource1> first, IObservable<TSource2> second, IObservable<TSource3> third, IObservable<TSource4> fourth, IObservable<TSource5> fifth) { First = first; Second = second; Third = third; Fourth = fourth; Fifth = fifth; } public Pattern<TSource1, TSource2, TSource3, TSource4, TSource5, TSource6> And<TSource6>(IObservable<TSource6> other) { if (other == null) throw new ArgumentNullException("other"); return new Pattern<TSource1, TSource2, TSource3, TSource4, TSource5, TSource6>(this.First, this.Second, this.Third, this.Fourth, this.Fifth, other); } public Plan<TResult> Then<TResult>(Func<TSource1, TSource2, TSource3, TSource4, TSource5, TResult> selector) { if (selector == null) throw new ArgumentNullException("selector"); return new Plan<TSource1, TSource2, TSource3, TSource4, TSource5, TResult>(this, selector); } } }